Add drawUserConfirm method in SessionsView

- Shows confirmation overlay
- Hides search box
- Hides Favorites bar
- Hides search message
Refactor javascript user registration

- Remove ajax post and view manipulation from application_controller.js
- Moved application_controller.js to controllers folder
- Rails auth tokens now sent as query string
Add artist name to update method in favorites controller

- Artist name was previously not being added to database if the artist did not exist
- Artist is now searched by seatgeek_id, if not found then updated with image url and name
Add favorites_controller.js and search_view.js

- Not implemented
- Search responsible for search box view
- Favorites controller for adding and removing favorite artists
Merge branch 'master' into technical-debt-begone

Refactor user registration js event

Conflicts:
	giggidy/app/assets/javascripts/controllers/sessions_controller.js
Merge pull request #192 from spring-peepers-2014/technical-debt-begone

Refactor user registration